1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

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1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

2   Endoscopy Center, Nippon Medical School Hospital, Tokyo, Japan (Ringgold ID: RIN88394)

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Eriko Koizumi

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Shun Nakagome

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Tsugumi Habu

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Yumiko Ishikawa

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Kumiko Kirita

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Hiroto Noda

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Takeshi Onda

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Jun Omori

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

,

Naohiko Akimoto

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)

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Katsuhiko Iwakiri

1   Graduate School of Medicine, Department of Gastroenterology, Nippon Medical School, Tokyo, Japan (Ringgold ID: RIN26367)